漏洞信息
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Vulnerability Title
Kernel use-after-free bug in the TIOCNOTTY handler
Vulnerability Description
The implementation of TIOCNOTTY failed to clear a back-pointer from the structure representing the controlling terminal to the calling process' session. If the invoking process then exits, the terminal structure may end up containing a pointer to freed memory. A malicious process can abuse the dangling pointer to grant itself root privileges.
CVSS Information
N/A
Vulnerability Type
释放后使用
Vulnerability Title
FreeBSD 资源管理错误漏洞
Vulnerability Description
FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD存在资源管理错误漏洞,该漏洞源于TIOCNOTTY实现未能清除指向调用进程会话的控制终端结构指针,可能导致恶意进程利用悬空指针提升自身权限。
CVSS Information
N/A
Vulnerability Type
N/A